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Home >> Nissan-Datsun >> 2003 >> Sentra Limited >> Repair and Diagnosis >> External Pages >> Different car >> Section 1979 (Automatic Transmission (Re5F22A)) >> DTC P0722: Vehicle Speed Sensor A/T (Revolution Sensor) Circuit >> Component Inspection >> Revolution Sensor

Revolution Sensor

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove revolution sensor.
  2. Connect 12V power supply and 100Ω resistance to the terminal. (Do not mistake polarity.) Refer to Fig 1.
    Fig 1: Inspecting The Voltage Of HIGH And LOW Signal Of Revolution Sensor
    G02475975Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Inspect the voltage of HIGH and LOW signal by shaking magnetic body from side to side at revolution sensor tip gap is within 5mm (0.20 in).
    CAUTION: Make sure to shake direction from bolt hole to sensor-self when shaking magnetic body. If not, voltage value cannot change.
    VOLTAGE SPECIFICATIONS - REVOLUTION SENSOR

    Signal Voltage (Approx.)
    HIGH 1.2 - 1.6V
    LOW 0.4 - 0.8V
  4. If NG, replace revolution sensor.
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